A remarkably preserved horseshoe crab fossil from North America offers rare insight into some of the earliest known cases of animal disease in a Late Carboniferous swamp—some 50 to 70 million years ...

The special brains of spiders may have started to evolve in the oceans, long before their ancestors crawled onto land. A fresh look at a 500-million-year-old fossil by researchers from the University ...

Environmentalists are suing the federal government over what they say is a failure to protect the horseshoe crab, a prehistoric-looking species that is important to the survival of shore birds in ...

A grassroots group of conservationists in Indonesia are racing to help preserve the horseshoe crab, an otherworldly, marine living fossil. Fossils resembling modern horseshoe crabs have been found as ...

Horseshoe crabs — also known as “living fossils” — have existed nearly unchanged for the past 445 million years, long before dinosaurs even existed, according to the Florida Fish and Wildlife ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

The horseshoe crab (Limulus polyphemus) is often described as a "living fossil," a species that has endured for over 450 million years. It outlasted the mass extinctions and dramatic shifts in Earth's ...

Who were the earliest ancestors of scorpions, spiders and horseshoe crabs? A PhD student from the University of Lausanne (Switzerland), with the support of a CNRS researcher[1], has identified a ...